Properties

Label 2-847-77.60-c1-0-63
Degree $2$
Conductor $847$
Sign $0.0867 - 0.996i$
Analytic cond. $6.76332$
Root an. cond. $2.60064$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (1.66 − 1.85i)2-s + (−0.651 + 0.290i)3-s + (−0.439 − 4.18i)4-s + (−2.15 + 0.458i)5-s + (−0.549 + 1.69i)6-s + (−2.30 − 1.29i)7-s + (−4.44 − 3.22i)8-s + (−1.66 + 1.85i)9-s + (−2.74 + 4.75i)10-s + (1.5 + 2.59i)12-s + (1.01 + 3.12i)13-s + (−6.24 + 2.10i)14-s + (1.27 − 0.924i)15-s + (−5.15 + 1.09i)16-s + (−0.997 − 1.10i)17-s + (0.648 + 6.17i)18-s + ⋯
L(s)  = 1  + (1.17 − 1.30i)2-s + (−0.376 + 0.167i)3-s + (−0.219 − 2.09i)4-s + (−0.964 + 0.204i)5-s + (−0.224 + 0.690i)6-s + (−0.871 − 0.490i)7-s + (−1.57 − 1.14i)8-s + (−0.555 + 0.617i)9-s + (−0.868 + 1.50i)10-s + (0.433 + 0.750i)12-s + (0.281 + 0.866i)13-s + (−1.66 + 0.562i)14-s + (0.328 − 0.238i)15-s + (−1.28 + 0.273i)16-s + (−0.241 − 0.268i)17-s + (0.152 + 1.45i)18-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 847 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.0867 - 0.996i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 847 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (0.0867 - 0.996i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(847\)    =    \(7 \cdot 11^{2}\)
Sign: $0.0867 - 0.996i$
Analytic conductor: \(6.76332\)
Root analytic conductor: \(2.60064\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{847} (753, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 847,\ (\ :1/2),\ 0.0867 - 0.996i)\)

Particular Values

\(L(1)\) \(\approx\) \(0.0125346 + 0.0114900i\)
\(L(\frac12)\) \(\approx\) \(0.0125346 + 0.0114900i\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad7 \( 1 + (2.30 + 1.29i)T \)
11 \( 1 \)
good2 \( 1 + (-1.66 + 1.85i)T + (-0.209 - 1.98i)T^{2} \)
3 \( 1 + (0.651 - 0.290i)T + (2.00 - 2.22i)T^{2} \)
5 \( 1 + (2.15 - 0.458i)T + (4.56 - 2.03i)T^{2} \)
13 \( 1 + (-1.01 - 3.12i)T + (-10.5 + 7.64i)T^{2} \)
17 \( 1 + (0.997 + 1.10i)T + (-1.77 + 16.9i)T^{2} \)
19 \( 1 + (0.723 - 6.88i)T + (-18.5 - 3.95i)T^{2} \)
23 \( 1 + (3.24 + 5.62i)T + (-11.5 + 19.9i)T^{2} \)
29 \( 1 + (1.33 - 0.969i)T + (8.96 - 27.5i)T^{2} \)
31 \( 1 + (-2.29 - 0.488i)T + (28.3 + 12.6i)T^{2} \)
37 \( 1 + (5.07 + 2.25i)T + (24.7 + 27.4i)T^{2} \)
41 \( 1 + (9.10 + 6.61i)T + (12.6 + 38.9i)T^{2} \)
43 \( 1 + 5.26T + 43T^{2} \)
47 \( 1 + (0.155 - 1.48i)T + (-45.9 - 9.77i)T^{2} \)
53 \( 1 + (0.298 + 0.0633i)T + (48.4 + 21.5i)T^{2} \)
59 \( 1 + (-1.32 - 12.5i)T + (-57.7 + 12.2i)T^{2} \)
61 \( 1 + (12.6 - 2.69i)T + (55.7 - 24.8i)T^{2} \)
67 \( 1 + (-2.28 + 3.96i)T + (-33.5 - 58.0i)T^{2} \)
71 \( 1 + (-3.50 + 10.7i)T + (-57.4 - 41.7i)T^{2} \)
73 \( 1 + (0.895 + 8.52i)T + (-71.4 + 15.1i)T^{2} \)
79 \( 1 + (3.09 - 3.44i)T + (-8.25 - 78.5i)T^{2} \)
83 \( 1 + (-0.598 + 1.84i)T + (-67.1 - 48.7i)T^{2} \)
89 \( 1 + (1.60 + 2.77i)T + (-44.5 + 77.0i)T^{2} \)
97 \( 1 + (-0.574 - 1.76i)T + (-78.4 + 57.0i)T^{2} \)
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   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{2} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−10.27049862714552511843720384654, −8.938276742126451472728153273362, −7.80390035397929233048751956831, −6.58441647094891795625536705857, −5.78497717749745799817663587806, −4.64859036300407309220564023337, −3.92459510576989671987992337182, −3.22746823897585982675124209106, −1.93246497109356045345812268350, −0.00556492014542108568945585497, 3.09103416825877966730016583775, 3.68713807898382317178520441288, 4.86685469357920861298414817566, 5.67267646437415648228584828901, 6.44254082760861494977308329456, 7.06520263372327298364797249493, 8.124614538146493343569421022503, 8.669006381505279382914356299730, 9.829375686751550755446740774859, 11.33393248875170882249956406615

Graph of the $Z$-function along the critical line